Mary McCormack

Mary Catherine McCormack (born February 8, 1969) is an American actress. She has had leading roles as Justine Appleton on the series ''Murder One'' (1995–1997), as Deputy National Security Adviser Kate Harper on ''The West Wing'' (2004–2006), as Deputy U.S. Marshal Mary Shannon on ''In Plain Sight'' (2008–2012), and as Peggy on the comedy series ''The Kids Are Alright'' (2018–2019).

McCormack's film roles include ''Private Parts'' (1997), ''Deep Impact'' (1998), ''True Crime'' (1999), ''Mystery, Alaska'' (1999), ''K-PAX'' (2001), ''Dickie Roberts: Former Child Star'' (2003) and ''1408'' (2007). Provided by Wikipedia